why did workers organize what were the effects (results) of the early labor movements abd what were the reasons for their lack of success?

The labor movement in the United States grew out of the need to protect the common interest of workers. For those in the industrial sector, organized labor unions fought for better wages, reasonable hours and safer working conditions.

Explanation: Got it right on the edge.

For those in the industrial sector, organized labor unions fought for better wages, reasonable hours and safer working conditions. The labor movement led efforts to stop child labor, give health benefits and provide aid to workers who were injured or retired.

Explanation:

the answer is option a.